baber/WOPTO huggingface dataset:
Patent KR-20030036115-A (KR)
Title: Semiconductor microelectrode for recording the neural signal eliminating the noise of power line
Inventor: KIM SUNG JUNE
IPC: H01L27/04
Filed: 2002-11-14
Abstract: PURPOSE: A semiconductor microelectrode for recording the neural signal eliminating the noise of power line is eliminated is provided to eliminate noise of 50-60 hertz caused by a power line and a harmonic component noise thereof by additionally forming a conductive layer on a substrate. CONSTITUTION: The semiconductor fine electrode for writing the neural signal includes an electrode and the substrate. The conductive layer is formed between the electrode and the substrate to eliminate the power line noise. A dielectric layer(40) is formed between the electrode and the conductive layer.
Patent KR-20040043815-A (KR)
Title: Strain tester of a liquid gasket
Inventor: PARK JUN SIK
IPC: G01M15/00
Filed: 2002-11-20
Abstract: PURPOSE: A fatigue test device of a liquid gasket is provided to test shear or compression fatigue of the liquid gasket accurately under the same condition as clearance between parts of the actual engine according to temperature change, pressure and vibration by applying fatigue to the liquid gasket with moving the upper flange vertically and horizontally to the lower flange. CONSTITUTION: A fatigue test device of a liquid gasket comprises a lower flange(12) spread by a liquid gasket; an upper flange(14) placed on the lower flange; a shear fatigue generating unit applying shear fatigue to the liquid gasket by pressing the upper flange horizontally; a compression fatigue generating unit(16) applying compression fatigue to the liquid gasket by pressing the upper flange vertically; and an oil supply unit feeding oil to the oil storage space between the upper flange and the lower flange. The upper flange is pressed to the lower flange by adjusting a vertical stopper plate adjusting lever(16a), and the liquid gasket is hardened for 30 minutes and oil is injected through the oil supply unit to the oil storage space. Shear or compression fatigue is applied to the liquid gasket by generating vertical or horizontal clearance repeatedly with changing pneumatic pressure periodically.
Patent KR-20040044653-A (KR)
Title: piston valve of shock absorber
Inventor: SHIN YEONG GYUN
IPC: F16F9/34
Filed: 2002-11-21
Abstract: PURPOSE: A structure for a piston valve of a shock absorber is provided to improve sealing efficiency of the piston valve and prevent deterioration of driving experience or steering stability by contacting the sealing tape to the inside of the tube while inserting the elastic member between the sealing tape and the valve body. CONSTITUTION: A valve body(30) is moved up and down in a tube(24), and a sealing tape(48) is inserted between the tube and the valve body for sealing. The tube is inserted to a base shell, and a piston valve(26) is formed in the tube. An elastic member(44) is inserted between the sealing tape and the valve body to contact the sealing tape to the inside of the tube in spite of wear of the sealing tape. The sealing tape is contacted to the inside of the tube while sliding by applying pressure through a sealing tube(46) in moving up and down the valve body.
Patent KR-20040044764-A (KR)
Title: A comparator independent of the floating of power supply
Inventor: CHOI JONG CHAN
IPC: H03K5/22
Filed: 2002-11-22
Abstract: PURPOSE: A comparator provided with an output independent of the flow of a driving power is provided to apply various portable device using a portable battery such as a personal digital assistant(PDA), a cellular phone or the like. CONSTITUTION: A comparator provided with an output independent of the flow of a driving power includes a first comparator(10), a second comparator(20) and a first reset set flip flop(40). The first comparator(10) compares the first input voltage inputted of the negative terminal with the reference voltage inputted to the positive terminal. The second comparator(20) compares the second input voltage inputted to the negative terminal with the reference voltage inputted to the positive terminal. And, the first reset set flip flop(40) outputs the high signal when the first input voltage of the first comparator(10) is larger than the reference voltage and outputs the low signal when the first input voltage of the first comparator(10) is smaller than the reference voltage.
Patent KR-20030044806-A (KR)
Title: Control Device, Temperature Controller, and Heat Treatment Device
Inventor: NANNO IKUO
IPC: G05B17/02
Filed: 2002-11-26
Abstract: PURPOSE: To suppress overshoot or hunting in a desired value response and disturbance response when conducting control by using a model. CONSTITUTION: In a desired value response, the output of a dead time compensator 4 is applied to the input side of a PID arithmetic means 3, and dead time compensation control is conducted by a strong PID gain. In other cases, the output of the dead time compensator 4 is not applied to the input side of the PID arithmetic means 3, and normal PID control is conducted by a weak PID gain.
Patent KR-20020094950-A (KR)
Inventor: KANG SEOK TAE
IPC: C02F3/12
Filed: 2002-12-02
Abstract: PURPOSE: A wastewater treatment equipment which can remove organic substance, nitrogen and phosphorus preventing the pollution of submerged membrane is provided to get superior wastewater treatment efficiency. CONSTITUTION: The equipment comprises a screen(507) for removing the adulteration of wastewater; a sequencing batch reactors(502) which can practice anaerobic and anoxic treatments; a submerged membrane module(503) which is installed in SBR to practice solid/water separation of wastewater; air diffusers(506a,506b) which supply air into SBR for maintaining aerobic condition and practices air washing of submerged membrane; an agitator(505) which mixes wastewater in anoxic treatment stage; a baffle(504) which is installed in SBR and reduces fouling of membrane by maximizing the air washing efficiency of submerged membrane module.
Patent KR-20040050319-A (KR)
Title: Optical fiber preform having oh barrier
Inventor: KIM SEONG JIN
IPC: G02B6/036
Filed: 2002-12-10
Abstract: PURPOSE: An optical fiber preform with layered hydroxyl group(-OH) barriers comprising different composition is provided, which has increased core diameter due to decreased thickness of hydroxyl barriers, and decreased deposition temperature and time for the prevention of shrinkage of quartz tube compared with conventional optical fiber preform. CONSTITUTION: The optical fiber preform which is characterized by having OH group barriers between clad and quartz tube comprises the parts of: a circular quartz tube(240) as a substrate for forming an optical fiber preform(220); a first barrier(233), deposited on the inner circumference of the tube made of SiO2 for preventing hydroxyl groups from infiltrating to the inside of the preform; a second barrier(232) made of P2O5 or B2O3 + SiO2, deposited on the first barrier which has infiltration coefficient higher than that of the first and third barriers; a third barrier(231) made of SiO2, deposited on the inner circumference of the tube for preventing hydroxyl groups through the second barrier from infiltrating to the core; a clad(222) deposited between third barrier and core; a core(221) in the center of the preform.
Patent KR-20040057070-A (KR)
Title: Styrene-butadiene latex composition
Inventor: CHOI HO YEOL
IPC: C08L33/10
Filed: 2002-12-24
Abstract: PURPOSE: A styrene-butadiene-based latex composition, its preparation method, a paper coating composition containing the latex composition and a paper prepared by coating the coating composition are provided, to improve fluidity, printing properties, mechanical stability and polymerization stability. CONSTITUTION: The styrene-butadiene-based latex composition comprises 100 parts by weight of a monomer which comprises 5-55 parts by weight of 1,3-butadiene, 40-94 parts by weight of styrene and 1-15 parts by weight of an ethylenically unsaturated acid monomer; and 0.01-15 parts by weight of an ammonium polyoxyethylene alkylphenyl propenyl ether sulfate salt. Preferably the polymerization degree of oxyethylene unit of the ammonium polyoxyethylene alkylphenyl propenyl ether sulfate salt is 1-40. The obtained styrene-butadiene-based latex particle has a glass transition temperature of -10 to 100 deg.C, an average diameter of 30-300 nm and a gel content of 25-95 %.
Patent KR-20040061953-A (KR)
Title: Pad structure of driver IC package and panel
Inventor: CHO GYU CHUN
IPC: G02F1/1345
Filed: 2002-12-31
Abstract: PURPOSE: A pad structure of a driving IC package and a panel is provided to bend a portion of a pad within a predetermined angle in longitudinal direction of the pad, and to divide into a width part and a length part, in order to reduce line resistance, thereby decreasing signal attenuation. CONSTITUTION: A portion of a pad(28) is bent within a predetermined angle in longitudinal direction of the pad(28). The pad(28) is divided into a width part and a length part. The length part of the pad(28) is connected with a signal line(26). A width of the width part of the pad(28) is equal or bigger than a width of a prior pad. A width of the length part of the pad(28) is equal or bigger than a width of the prior pad.
Patent KR-20020037022-A (KR)
IPC: H04L12/18
Filed: 2000-07-06
Abstract: 다수-대-다수 보안 통신을 제공하기 위한 그룹 키 관리 시스템(20) 및 방법이 개시되어 있다.  시스템(20)은 2진 분배 트리구조(26)를 사용한다.  2진 트리(28)는 제 1 브랜치와 제 1 브랜치에 매달려있는 제 2 브랜치를 가지는 제 1 내부노드를 포함한다. 
     브랜치들의 각각은 상응하는 리프노드에 할당된 제 1 회원(22, 22a)을 포함한다.  제 1 회원(22,22a)은 제 1 회원(22,22a)이 할당되어 있는 상응하는 리프노드와 결합되고 유일의 2진 ID(24)를 가진다.  제 1 회원(22,22A)의 제 1 비밀키(28)는 다른 회원(22,22a)에게 보내지는 데이터를 암호화하기 위하여 동작한다. 
     제 1 회원(22,22a)은 다른 회원(22,22a)으로 구성되어 있는 키 결합 그룹(33)에 결합되어 있다.  다른 회원(22,22A)은 불감지키들(30)을 가진다.  제 1 회원(22,22a)의 제 1 비밀키(28)로부터 도출되는 불감지키(30)는 키 결합 그룹(33)으로 전송된다.  제 1 회원(22,22a)은 키 결합그룹(33)으로부터 수신되는 불감지키들(30)과 제 1 비밀키(28)를 사용하여 제 1 내부노드외 감지키를 산출한다. 
     감지키는 제 1 내부노드에 매달려 있는 브랜치상에 위치되는 회원(22,22a)간에 통신되는 데이터를 암호화하기 위해 사용된다.
Patent KR-20020059404-A (KR)
IPC: C08G61/02
Filed: 2000-09-14
Abstract: 제1 골격과 제1 에티닐기를 갖는 제1 전구체와, 제2 골격과 제2 에티닐기를 갖는 제2 전구체가 제공된 고도로 안정한 패키징 기판의 제조방법.  더 나아가서, 제1 및 제2 반응성 기를 갖는 가교제가 제공된다.  제1 전구체, 제2 전구체, 가교제 및 용매를 표면에 도포하여 전기절연층을 형성한다.  제1 에티닐기는 제1 탄소-탄소 결합 형성반응에서 제1 반응성 기와  반응하고, 제2 에티닐기는 제2 탄소-탄소 결합 형성반응에서 제2 반응성 기와 반응하여, 이로써 패키징 기판을 형성한다.  용매는 추가의 단계에서 제거된다.
Patent KR-20030074113-A (KR)
IPC: G01R23/10
Filed: 2000-08-18
Abstract: 본 발명은 짧은 카운트 기간 또는 낮은 주파수의 기준 클록이라도 측정 정밀도를 높게 할 수 있는 주파수 측정 회로를 제공하는 것을 목적으로 한다. 입력 신호(Cin)의 소정 파동수를 갖는 카운트 기간에 기준 클록(Cb)을 카운트하는 주파수 측정 유닛(10, 20, K0)을 복수개 설치하고, 각 주파수 측정 유닛은 각각의 카운트 기간을 어긋나게 하여 기준 클록을 카운트하는 것을 특징으로 하는 주파수 측정 회로이다. 그리고, 복수의 주파수 측정 유닛의 카운트수를 가산하는 가산기(14)가 설치된다. 카운트 기간을 어긋나게 함으로써 하나의 주파수 측정 유닛에 있어서, 입력 신호와 기준 클록의 위상이 카운트 개시와 종료에서 일치할지라도, 다른 주파수 측정 유닛에서도 일치할 가능성은 거의 없다. 따라서, 이 가산된 카운트수를 이용함으로써 높은 정밀도의 주파수 측정이 가능하게 된다. 또한, 카운트 기간을 어긋나게 한 것만으로 서로 중첩되도록 함으로써, 총 측정 기간을 길게 할 필요가 없다.
Patent KR-20020064910-A (KR)
Title: Production of vaccines
IPC: C12N15/34
Filed: 2000-11-24
Abstract: Novel means and methods are provided for the production of mammalian viruses, comprising infecting a culture of immortalized human cells with the virus, incubating the culture infected with virus to propagate the virus under conditions that permit growth of the virus, and to form a virus-containing medium, and removing the virus-containing medium. <??>The viruses can be harvested and be used for the production of vaccines. <??>Advantages - human cells of the present invention can be cultured under defined serum free conditions, and the cells show improved capability for propagating virus. <??>In particular, methods are provided for producing in cultured human cells Influenza virus and vaccines derived thereof. This method eliminates the necessity to use whole chicken embryos for the production of Influenza vaccines. <??>The method provides also for the continuous or batchwise removal of culture media. As such, the present invention allows the large scale continuous production of viruses to a high titer.
Patent KR-20020068377-A (KR)
Title: 멜렌게스트롤 아세테이트 및 트렌볼론 아세테이트를함유한 이식제 조성물
IPC: A61K47/32
Filed: 2000-12-04
Abstract: MGA 및 TBA를 함유한 이식제 조성물은 미경산우의 성장을 증진시키고, 발정을 억제하고, 임신을 방지한다.  바람직하게는, MGA 및 TBA는 동일한, 개별적인, 또는 개별 펠렛 및 동일한 펠렛 모두의 형태로 제공될 수 있다.
Patent KR-20020081393-A (KR)
Title: 주사약 수용 부재의 자동 공급 장치
IPC: B25J15/00
Filed: 2001-03-15
Abstract: 바구니체 내에, 움켜잡기 수단과, 이동 수단을 마련한다. 그리고, 제어 수단에 의해, 포장 상자를 소정 위치로 위치 결정한 상태에서, 미리 좌표 데이터 테이블에 기억한 주사약 수용 부재의 좌표 데이터에 근거하여, 상기 이동 수단을 구동 제어함으로써, 상기 움켜잡기 수단에 의해 주사약 수용 부재를 움켜쥠이 가능한 위치로 이동시킨다. 계속해서, 그 움켜잡기 수단에 의해 주사약 수용 부재를 움켜쥔 후, 원하는 위치로 자동 반송시킨다.
Patent KR-20020093855-A (KR)
Title: 광 디스크
IPC: G11B17/04
Filed: 2001-03-22
Abstract: 본 발명은 다수 매를 포갠 경우에도 부피가 커지는 것을 가급적 작게 할 수 있고, 디스크 플레이어의 디스크 본체 끼움용 오목부에 확실하게 위치 결정될 수 있는 규격 사이즈 외의 광 디스크를 제공한다.  이 광 디스크는 디스크 본체와, 그 외측에 외측방으로 돌출한 외측 돌출 판부를 가진다.  상기 외측 돌출 판부는 상기 디스크 본체의 판 두께보다 얇게 형성하고, 상기 디스크 본체의 하부를 디스크 플레이어의 트레이 내의 디스크 본체 끼움용 오목부 내에 끼워넣을 수 있는 크기로 형성한다.  상기 디스크 본체의 하부의 외주 가장자리는 상기 디스크 본체 끼움용 오목부 내에 상기 디스크 본체의 하부를 끼워넣은 상태에서, 상기 디스크 본체 끼움용 오목부의 내주 가장자리에 근접 상태로 배치되어 상기 디스크 본체를 상기 디스크 본체 끼움용 오목부 내에 위치 결정할 수 있는 적어도 2개의 위치 결정점을 가지는 것으로 한다.
Patent KR-20020087141-A (KR)
IPC: H04J13/00
Filed: 2001-02-20
Abstract: The invention discloses to a signal processing method for user equipment in a CDMA mobile communication system. The signal processing method is a combination of time diversity and joint detection in order to raise diversity gain of receiver. The method comprises: sample a received signal on time domain, estimate spatial channel impulse response value, obtain matrixes, constitute a system matrix, perform joint detection algorithm and obtain an estimated value of original sending data. When the method is used in a mobile user equipment, the uplink and downlink performance unmatched problem can be solved, using same frequency multiplexing can be reached and the joint detection algorithm is a simpler one. The method also can be used in a base station. <IMAGE>
Patent KR-20030005410-A (KR)
IPC: G06T7/20
Filed: 2002-03-19
Abstract: 수신된 이미지들의 시퀀스로부터 이벤트를 검출하고 식별하는 방법 및 장치.  시스템은 카메라로부터 이미지들의 시퀀스를 수신하고 처리하는 제어 유닛을 포함한다.  제어 유닛은 이벤트 이전의 적어도 하나의 정지 이미지와 이벤트 다음의 하나의 정지 이미지를 식별한다.  제어 유닛은 물체가 이벤트 동안 보관되었거나 또는 제거되었는지를 결정하기 위해 제 1 정지 이미지내의 하나 또는 그 이상의 에지들에 대응하는 하나 또는 그 이상의 표시들을 제 2 정지 이미지내의 하나 또는 그 이상의 에지들에 대응하는 하나 또는 그 이상의 표시들과 비교한다.
Patent KR-20030045680-A (KR)
IPC: B21D31/04
Filed: 2000-06-14
Abstract: 어큐뮬레이터 판용 그리드 제조 기기는 대지에 놓인 지지구조(7)와; 
     상기 지지 구조(7)에 설치되어, 전진 방향(A)을 따라 실질적으로 일정한 속도로 이동하는 연속 리드 테이프에 작동할수 있게 작용하는 다이 수단(9)과; 
     상기 전진 방향(A)을 따라 향하여 상기 다이 수단(9)을 상기 연속 테이프에 대하여 동기 방식으로 전진시키는 전진 속도 성분과, 상기 이동방향(A)에 직교하는 방향(B)을 따라 향하여 상기 연속 테이프의 팽창을 성취하게 하는 팽창 속도 성분을 갖는 상기 다이수단(9)을 이동시키며, 이동 트렌스미션 장치(12)을 통해 상기 다이 수단(9)와 기계적으로 연결된 하나이상의 제 1 자동 원심축(11)을 포함하는 이동수단(10)을 구비한다. 
     상기 이동 수단(10)은 상기 제 1 원심축(11)과 동위상으로 동기적으로 회전하는 하나이상의 제 2 원심축(13)을 더 구비하며, 제 2 원심축은 상기 이동 트렌스 미션 장치(12)와 기계적으로 연결되어 상기 다이수단(9)에 상기 전진 방향에 대해 반대의 이동방향(A)을 따라 향하는 속도 수정 성분을 제공한다.
Patent KR-20040063601-A (KR)
Inventor: NA HO GWON
IPC: G11B20/02
Filed: 2003-01-08
Abstract: PURPOSE: A method for controlling an audio level of a multi-channel is provided to detect a current position of a user, and to automatically vary audio levels of multi channels reproduced through plural speakers, so that a user can listen to a more stereoscopic audio sound. CONSTITUTION: A microcomputer(203) retrieves/reads audio level control values relative to the first position, and controls an operation of a level controller(205). The level controller(205) variably adjusts a level of the first channel audio signal outputted to the first speaker(SP_FL) to a low level, and variably adjusts a level of the second channel audio signal outputted to the second speaker(SP_FR) to a high level. The level controller(205) variably adjusts a level of the third channel audio signal outputted to the third speaker(SP_C) to a middle level, variably adjusts a level of the fourth signal outputted to the fourth speaker(SP_W) to a middle level, variably adjusts a level of the fifth signal outputted to the fifth speaker(SP_RL) to a high level, and variably adjusts a level of the sixth signal outputted to the sixth speaker(SP_RR) to a high level.
Patent KR-20040066431-A (KR)
Inventor: CHOI GYU MAN
IPC: G06Q50/10
Filed: 2003-01-18
Abstract: PURPOSE: A water purifier to manage customer management using a communication network and a managing method thereof are provided to call the user's attention for making the user drink the water of a proper quantity on a proper time by installing a water quantity sensor and an alarm device to the water purifier. CONSTITUTION: An input device(105) receives a user signal for discriminating the user by the operation of an individual user using the water purifier. A detector detects the use information that the individual user recognized by a button of the input device uses the water purifier. A controller(150) converts an individual user signal and the use information measured by the detector into a form to be transmitted through the communication network. A network device(155) makes the water purifier connect to the communication network. An output device(180) displays the user information detected from the detector and the information received through the network device.
Patent KR-20040067687-A (KR)
Inventor: HONG HYO JEONG
IPC: C07K16/18
Filed: 2003-01-24
Abstract: PURPOSE: A neutralizing human monoclonal antibody specific to hepatitis A virus(HAV) is provided, which monoclonal antibody is useful for diagnosis of hepatitis A virus(HAV), or for prevention or treatment of hepatitis A virus(HAV). CONSTITUTION: The neutralizing human monoclonal antibody specific to hepatitis A virus(HAV) is provided, wherein the neutralizing human monoclonal antibody comprises a light chain variable region having the amino acid sequence set forth in SEQ ID NO:5 or SEQ ID NO:6 and a heavy chain variable region having the amino acid sequence set forth in SEQ ID NO:7 or SEQ ID NO:8; the heavy chain variable region is selected from IgG1, IgG2, IgG3, IgG4, IgA, IgD, IgM and IgE; the light chain variable region is kapa(κ) or lambda(λ) isotype. An expression vector pdCMV-dhfrC-HAV6(KCTC 10027BP) contains the light chain variable region gene having the nucleotide sequence set forth in SEQ ID NO:1 and heavy chain variable region gene having the nucleotide sequence set forth in SEQ ID NO:3. An expression vector pdCMV-dhfrC-HAV9(KCTC 10029BP) contains the light chain variable region gene having the nucleotide sequence set forth in SEQ ID NO:2 and heavy chain variable region gene having the nucleotide sequence set forth in SEQ ID NO:4. A transformant HAV6-20(KCTC 10404BP) is produced by transforming with pdCMV-dhfrC-HAV6(KCTC 10027BP). A transformant HAV9-20(KCTC 10405BP) is produced by transforming with pdCMV-dhfrC-HAV9(KCTC 10029BP).
Patent KR-20040069593-A (KR)
Title: Production of soybean milk containing fermented product of substance purported to be of health benefit
Inventor: SON YOUNG SUK
IPC: A23C11/10
Filed: 2003-01-29
Abstract: PURPOSE: A method of making the titled soybean milk using a fermented product of a substance purported to be of a health benefit together with water, salt and sugar is provided. The product is effective in maintaining good health and improving a physiological characteristic(constitution) and immunity of human beings while having characteristic taste and flavor of soybean milk. CONSTITUTION: A fermented product of a substance purported to be of a health benefit obtained by fermenting nutraceuticals, cereals, vegetables, fruits, tourmaline, loess and charcoal is mixed with soybean milk. The cereals contain rice, barley, foxtail millet, oat, Vigna sinensis, buckwheat, sorghum, red-beans, mung beans or the like. The fruits are plums, ginger, grapes, bananas, pears, pineapples, jujubes, chestnuts, apples, melons, water melons, persimmons, apricots, peaches or the like. The nutraceuticals contain ginseng extract, mushroom extract and powder, fermented organic material of animals and plants, physiologically active materials of plants, animals, birds, bacteria and carbohydrates or the like.
Patent KR-20040073703-A (KR)
Inventor: PARK BONG YEONG
IPC: G09G3/36
Filed: 2003-02-14
Abstract: PURPOSE: A method for driving a liquid crystal display and a driver circuit thereof are provided to increase a response speed of a liquid crystal. CONSTITUTION: According to the method for driving a liquid crystal display, a control part receives an image control signal and then outputs an inversion signal and a data signal and a gate signal to a data driver and a gate driver. The gate driver receives the gate signal of the control part and then outputs a gate driving pulse to a liquid crystal. The data driver outputs a plurality of data voltages to the liquid crystal by being synchronized to the gate driving pulse of the gate driver. And a common voltage is output to the liquid crystal so that the common voltage is varied to have an opposite polarity to the data voltage.
Patent KR-20040074717-A (KR)
Inventor: SONG JIN UK
IPC: H04L12/66
Filed: 2003-02-18
Abstract: PURPOSE: An apparatus and a method for releasing session resources between an FA(Foreign Agent) and an HA(Home Agent) are provided to prevent waste of resources by releasing a session between an FA and an HA if a session between a mobile terminal and the FA is abnormally released. CONSTITUTION: A mobile terminal(MN)(400) and an HA(404) performs data communication(410). An error occurs between the MN(400) and an FA(402)(412). The FA(402) releases a corresponding session between the MN(400) and the FA(402) from a visitor table(414). The FA(402) transmits a release request message to the HA(404)(416). The HA(404) transmits a release replay message to the FA(402)(418). The HA(404) releases the corresponding session set between the FA(402) and the HA(404)(420).
Patent KR-20040074851-A (KR)
Inventor: PARK SANG HUI
IPC: H01L27/108
Filed: 2003-02-19
Abstract: PURPOSE: A method for forming a capacitor of a semiconductor device is provided to simplify manufacturing process and to reduce manufacturing cost by omitting the deposition and etch-back of a plug without using a hard mask. CONSTITUTION: Bit lines(160) with a nitride spacer(180) are formed on a substrate. Contact holes are formed between the bit lines by sequentially forming and patterning an interlayer dielectric(190) and an etch stop layer(220). The first insulating layer(240a) and the second insulating layer are formed on the resultant structure. A trench is formed by selectively etching the second insulating layer and the third insulating layer(280) is filled in the trench. The second insulating layer is removed. By selectively etching the first insulating layer, the etch stop layer is exposed. A storage node contact(300) is formed on the resultant structure.
Patent KR-20040075565-A (KR)
Inventor: AHN JU JIN
IPC: H01L21/3213
Filed: 2003-02-21
Abstract: PURPOSE: A method for forming a pattern of a semiconductor device and a method for fabricating a semiconductor device using the same are provided to remove fully residual oxides from an anti-reflective layer by improving a cleaning process. CONSTITUTION: A conductive layer is formed on a substrate(100). An anti-reflective layer is formed on the conductive layer. The residual oxides are removed from the anti-reflective layer by using the first cleaning solution. The residual oxides are removed from the anti-reflective layer by using the second cleaning solution. A photoresist pattern is formed on the anti-reflective layer. The conductive layer is patterned by using the photoresist pattern.